16 lines
283 B
Rust
16 lines
283 B
Rust
// run-pass
|
|
|
|
pub fn main() {
|
|
let mut a: Vec<Box<_>> = vec![Box::new(10)];
|
|
let b = a.clone();
|
|
|
|
assert_eq!(*a[0], 10);
|
|
assert_eq!(*b[0], 10);
|
|
|
|
// This should only modify the value in a, not b
|
|
*a[0] = 20;
|
|
|
|
assert_eq!(*a[0], 20);
|
|
assert_eq!(*b[0], 10);
|
|
}
|